dust mulch

noun

Definition of dust mulch

: a fine loose dry layer of surface soil maintained by cultivation under the assumption that it will prevent evaporation of soil moisture

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Cite this Entry

“Dust mulch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dust%20mulch. Accessed 4 Aug. 2020.

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